Closed dry separator

Abstract

The utility model belongs to the technical field of dry separators, and particularly relates to a closed type dry separator which comprises a feeding machine, a magnetic separation assembly, an installation frame and a dust cover assembly, the feeding machine and the magnetic separation assembly are respectively installed on the inner side of the installation frame, and the material input end of the feeding machine faces the top of the installation frame. The magnetic separation assembly is located below the material output end of the feeder, and the dust cover assembly is divided into an observation door plate and a top plate. According to the utility model, the magnetic separation assembly and the feeding machine are simultaneously packaged in the mounting frame provided with the dust cover assembly, so that dust generated in the feeding process of the feeding machine and dust generated when materials fall on the magnetic separation assembly and are sorted can be effectively prevented from overflowing from the mounting frame provided with the dust cover assembly along with gas at the same time; dust-proof assemblies do not need to be additionally arranged on the feeder, the magnetic separation assembly and the joint of the feeder and the magnetic separation assembly, the overall installation difficulty of the device is lowered, and overhaul and maintenance are convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of dry separators, in particular to a closed dry separator. Background Art

[0002] Steel slag is a by-product of steel production. For a long time, steel slag has not been effectively utilized and developed. It has been piled up for a long time, which not only occupies a lot of land, but also pollutes the environment with a lot of dust. Making full use of steel slag resources is not only the inherent need to improve the environment and achieve sustainable development, but also the fundamental to develop a circular economy and build a conservation-oriented enterprise. In the steel slag sorting process, people use dry or wet magnetic separators as sorting tools.

[0003] In the dry separator (dry magnetic separator) of the prior art, the materials to be sorted are generally transported to the feeder by a belt conveyor, and then the feeder feeds the materials to the sorting component of the dry separator, and the materials are sorted by the sorting component. In order to meet environmental protection requirements, the dry separator of the prior art generally has additional dust-proof components for the feeder and the sorting component and the joint between the two, making the overall installation structure more complicated. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a closed dry separator.

[0005] The purpose of this utility model is achieved through the following technical solutions:

[0006] A closed dry separator, comprising a feeder, a magnetic separation assembly, and a mounting frame and a dust cover assembly, wherein the feeder and the magnetic separation assembly are respectively mounted on the inner side of the mounting frame, the material input end of the feeder faces the top of the mounting frame, and the magnetic separation assembly is located below the material output end of the feeder;

[0007] The dust cover assembly is divided into an observation door plate and a top plate. The top of the mounting frame is closed by installing a plurality of the top plates, and the bottom of the mounting frame is open. The other peripheral surfaces of the mounting frame except the top and the bottom are closed by installing a plurality of observation door plates respectively. A feed port is provided on the top plate directly above the material input end of the feeder.

[0008] Each of the observation door panels is connected to the installation frame via a hinge.

[0009] Each of the top plates is fixedly connected to the mounting frame by screws.

[0010] A wear-resistant baffle is installed on the inner side of the installation frame near the magnetic separation component.

[0011] The magnetic separation assembly includes a rotating drive member, an active bearing seat, a fixed bearing seat, an active rotating shaft, a central shaft, a magnetic system assembly, a connecting end cover, an inner cylinder and an outer cylinder;

[0012] The rotating drive member, the active bearing seat and the fixed bearing seat are respectively installed at the bottom position of the inner side of the mounting frame, the active rotating shaft is rotatably arranged on the active bearing seat, and the central axis is arranged on the fixed bearing seat, one end of the active rotating shaft is connected to the driving end of the rotating drive member, and two connecting end covers are provided and are respectively located between the active bearing seat and the fixed bearing seat, one of the connecting end covers is located near the active bearing seat and is fixedly connected to the other end of the active rotating shaft, the connecting end cover located near the active bearing seat is rotatably connected to one end of the central axis, and the other connecting end cover is located near the fixed bearing seat and is also rotatably connected to the central axis, the magnetic system assembly is fixedly arranged on the central axis between the two connecting end covers, the inner cylinder cover is arranged on the outer side of the magnetic system assembly, the two ends of the inner cylinder are respectively fixedly connected to the two connecting end covers, and the outer cylinder cover is arranged on the outer circumferential surface of the inner cylinder.

[0013] A plurality of scraping strips are arranged on the outer peripheral surface of the outer cylinder.

[0014] The outer cylinder is divided into two half outer cylinders connected by bolts, and the axial cross-section shape of each half outer cylinder is a semicircular arc.

[0015] The utility model also includes a material dividing assembly arranged below the magnetic separation assembly, the material dividing assembly includes a material dividing plate, a material dividing plate mounting support, a rotating wrench and a rotating wrench fixing seat, the material dividing plate mounting support is provided with two, and is respectively fixedly connected to the bottom of the inner side of the mounting frame, the material dividing plate is located between the two material dividing plate mounting supports, and the two ends of the material dividing plate are respectively extended with a rotating shaft portion, and the rotating shaft portion of each of the material dividing plates is respectively rotatably connected to an adjacent one of the material dividing plate mounting supports, the rotating wrench is connected to one of the rotating shaft portions of the material dividing plate, and the rotating wrench fixing seat is installed at the bottom of the inner side of the mounting frame near the rotating wrench, and an arc-shaped guide groove is opened on the rotating wrench fixing seat, and the middle part of the rotating wrench and the arc-shaped guide groove are penetrated by the same fixing bolt with a nut, and the fixing bolt and the matching nut clamp and fix the middle part of the rotating wrench to the rotating wrench fixing seat.

[0016] A fixed inclined plate is also fixedly connected between the two material dividing plate mounting supports. The fixed inclined plate is located below the material dividing plate and is arranged to be inclined to a horizontal plane.

[0017] A connecting flange portion is provided on the outer periphery of the feed port.

[0018] The advantages and positive effects of the utility model are:

[0019] The utility model can effectively block the dust generated during the feeding process of the feeder and the dust generated when the material falls on the magnetic separation component and is sorted from escaping from the mounting frame provided with the dust cover component along with the gas by encapsulating the magnetic separation component and the feeder in an installation frame provided with a dust cover component at the same time, and there is no need to separately provide dustproof components for the feeder and the magnetic separation component and the connection between the two, thereby reducing the difficulty of overall installation and setting of the device and facilitating inspection and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall internal structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the overall main structure of the utility model;

[0022] Figure 3 It is a schematic diagram of the overall top view of the structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the magnetic separation component of the utility model;

[0024] Figure 5 for Figure 4 AA section structure diagram;

[0025] Figure 6 It is a structural schematic diagram of the material dividing component of the utility model.

[0026] In the figure: 1 is a feeder, 2 is a magnetic separation component, 201 is a rotating drive member, 202 is an active bearing seat, 203 is a fixed bearing seat, 204 is an active rotating shaft, 205 is a central shaft, 206 is a magnetic system assembly, 207 is a connecting end cover, 208 is an inner cylinder, 209 is an outer cylinder, 2091 is a semi-outer cylinder, 210 is a scraper, 3 is a mounting frame, 401 is an observation door plate, 402 is a top plate, 403 is a feed inlet, 5 is a wear-resistant baffle, 6 is a material distribution component, 601 is a material distribution plate, 602 is a material distribution plate mounting support, 603 is a rotating wrench, 604 is a rotating wrench fixing seat, 6041 is an arc guide groove, and 605 is a fixed inclined plate;

[0027] 001 is the magnetic field area. DETAILED DESCRIPTION

[0028] The following is combined with Figure 1-6 The utility model is further described in detail.

[0029] A closed dry separator, such as Figure 1-6As shown, this embodiment includes a feeder 1, a magnetic separation component 2, a mounting frame 3 and a dust cover component. The feeder 1 and the magnetic separation component 2 are respectively installed on the inner side of the mounting frame 3, the material input end of the feeder 1 faces the top of the mounting frame 3, and the magnetic separation component 2 is located below the material output end of the feeder 1. In this embodiment, the feeder 1 adopts a vibrating feeder product of the prior art, and the action is controlled by an external controller.

[0030] The dust cover assembly is divided into an observation door plate 401 and a top plate 402. The top of the mounting frame 3 is closed by installing a plurality of top plates 402. The bottom of the mounting frame 3 is open. The outer peripheral surfaces of the mounting frame 3 except the top and bottom are closed by installing a plurality of observation door plates 401. A feed port 403 is provided on the top plate 402 located just above the material input end of the feeder 1. In this embodiment, by simultaneously encapsulating the magnetic separation assembly 2 and the feeder 1 in the mounting frame 3 provided with a dust cover assembly, the dust generated during the feeding process of the feeder 1 and the dust generated when the material falls on the magnetic separation assembly 2 and is sorted can be effectively blocked from overflowing from the mounting frame 3 provided with the dust cover assembly along with the gas. There is no need to separately provide additional dust-proof assemblies for the feeder 1 and the magnetic separation assembly 2 and the joints between the two, which reduces the difficulty of overall installation and setting of the device and facilitates inspection and maintenance. In this embodiment, the bottom of the mounting frame 3 is connected to the external supporting frame, and the inner side of the supporting frame is provided with an iron material collection box for containing recycled iron materials and a waste material collection box for containing separated waste materials, and the outer periphery of the supporting frame is also provided with a baffle for blocking dust, and the supporting frame, the iron material collection box and the waste collection box are all prior art. The outer peripheral surfaces of the mounting frame 3 except the top and the bottom are respectively closed by installing a plurality of observation door panels 401, which is also convenient for observation, disassembly and maintenance.

[0031] Specifically, in this embodiment, each observation door panel 401 is connected to the mounting frame 3 by a hinge, which is convenient for opening and closing the observation door panel 401. Each top plate 402 is fixedly connected to the mounting frame 3 by screws, which is convenient for disassembly and assembly. The outer periphery of the feed port 403 is provided with a connecting flange part, which is convenient for installing and connecting external equipment or dust cover, etc.

[0032] Specifically, in this embodiment, a wear-resistant baffle plate 5 is installed by bolts at the inner side of the mounting frame 3 near the magnetic separation component 2, which is used to block part of the material splashing outward when the feeder 1 is conveyed to the magnetic separation component 2, so as to protect the dust cover component and facilitate replacement. The material used for the wear-resistant baffle plate 5 is a steel material commonly used in the prior art for baffle plates resistant to iron slag friction.

[0033] Specifically, if Figure 4 and Figure 5As shown, the magnetic separation component 2 in this embodiment includes a rotating drive member 201, an active bearing seat 202, a fixed bearing seat 203, an active shaft 204, a central shaft 205, a magnetic system assembly 206, a connecting end cover 207, an inner cylinder 208 and an outer cylinder 209. The magnetic separation component 2 in this embodiment can also use the arrangement structure of other magnetic separation components in the prior art.

[0034] The rotating driving member 201, the active bearing seat 202 and the fixed bearing seat 203 are respectively installed at the bottom position of the inner side of the mounting frame 3, the active shaft 204 is rotatably arranged on the active bearing seat 202, the central axis 205 is arranged on the fixed bearing seat 203, one end of the active shaft 204 is connected to the driving end of the rotating driving member 201, and two connecting end covers 207 are provided and are respectively located between the active bearing seat 202 and the fixed bearing seat 203, one of the connecting end covers 207 is located near the active bearing seat 202 and connected to the active shaft The other end of the magnetic system assembly 206 is fixedly connected, the connecting end cover 207 located near the active bearing seat 202 is rotatably connected to one end of the central shaft 205, the other connecting end cover 207 is located near the fixed bearing seat 203 and is also rotatably connected to the central shaft 205, the magnetic system assembly 206 is fixedly arranged on the central shaft 205 between the two connecting end covers 207, the inner cylinder 208 is covered on the outside of the magnetic system assembly 206, the two ends of the inner cylinder 208 are respectively fixedly connected to the two connecting end covers 207, and the outer cylinder 209 is covered on the outer circumference of the inner cylinder 208. The rotating driving member 201 adopts a structure formed by connecting a motor reducer in the prior art, and the action is controlled by an external controller. The specific setting structure of the magnetic system assembly 206 and the central axis 205 is also the prior art. The magnetic system assembly 206 can be adjusted to a setting angle according to needs before use, thereby adjusting the position of the formed magnetic field area 001. After the position of the magnetic field area 001 is determined, the central axis 205 and the magnetic system assembly 206 are kept in a fixed position and do not rotate with the inner cylinder 208. The rotating drive member 201 drives the inner cylinder 208 connected to the two connecting end covers 207 to rotate through the active rotating shaft 204.

[0035] The outer cylinder 209 is divided into two half outer cylinders 2091 connected by bolts, and the axial cross-section of each half outer cylinder 2091 is a semicircular arc. The two half outer cylinders 2091 are connected by bolts and are fastened to the outer circumference of the inner cylinder 208, and rotate together with the inner cylinder 208. This makes the outer cylinder 209 easy to install and set, and also has a wear-resistant effect, which is convenient for replacement.

[0036] A plurality of scraping strips 210 are provided on the outer circumferential surface of the outer cylinder 209 , which are used to scrape the magnetic iron material out of the magnetic field area 001 generated by the magnetic system assembly 206 , so that the magnetic iron material can leave the outer cylinder 209 smoothly.

[0037] Specifically, if Figure 1 and Figure 6 As shown, the closed dry separator in this embodiment also includes a material separation component 6 arranged below the magnetic separation component 2, and the material separation component 6 includes a material separation plate 601, a material separation plate mounting support 602, a rotating wrench 603 and a rotating wrench fixing seat 604. The material separation plate mounting support 602 is provided with two and is respectively fixedly connected to the bottom of the inner side of the mounting frame 3. The material separation plate 601 is located between the two material separation plate mounting supports 602. The two ends of the material separation plate 601 are respectively extended with a rotating shaft portion, and the rotating shaft portion of each material separation plate 601 is respectively connected to the adjacent A material dividing plate mounting support 602 is rotatably connected, a rotating wrench 603 is connected to one of the rotating shafts of the material dividing plate 601, a rotating wrench fixing seat 604 is installed at the bottom of the inner side of the mounting frame 3 near the rotating wrench 603, an arc-shaped guide groove 6041 is provided on the rotating wrench fixing seat 604, the middle part of the rotating wrench 603 and the arc-shaped guide groove 6041 are penetrated by the same fixing bolt with a nut, and the fixing bolt and the matching nut clamp the middle part of the rotating wrench 603 and the rotating wrench fixing seat 604. A fixed inclined plate 605 is also fixedly connected between the two material dividing plate mounting supports 602, the fixed inclined plate 605 is located below the material dividing plate 601, and the fixed inclined plate 605 is arranged to be inclined to the horizontal plane, and is used to further guide the separated waste. During the sorting process, some weakly magnetic materials will gradually fall off from the bottom of the outer cylinder 24 and fall to the material separation plate 601, and then fall to the side of the material separation device 3 along the material separation plate 601 and the fixed inclined plate 605. Before use, according to the actual running route of the material, the rotating wrench 603 can be rotated to adjust the rotation angle of the material separation plate 601, so as to achieve the ideal sorting effect; when in formal use, the middle part of the rotating wrench 603 and the rotating wrench fixing seat 604 are clamped and fixed.

[0038] Working principle:

[0039] The slag falls into the feeder 1 in the mounting frame 3 provided with a dust cover assembly through the feed port 403. The feeder 1 evenly transports the slag to the top of the magnetic separation assembly 2, and drives the inner cylinder 208 and the outer cylinder 209 to rotate together by the rotating driving member 201 (in this embodiment, the inner cylinder 208 and the outer cylinder 209 are rotated by the rotating driving member 201). Figure 5 The magnetic system assembly 206 on the inner side of the inner cylinder 208 is stationary at this time, and the iron in the slag is adsorbed on the outer cylinder 209 when passing through the magnetic field area 001. When the adsorbed iron rotates with the outer cylinder 209 to the bottom of the outer cylinder 24 and is about to leave the magnetic field area 001, the adsorbed iron can be driven by the scraper 210 to leave the magnetic field area 001 and freely fall to the right side of the material distribution device 3 (in this embodiment, according to Figure 5 The remaining waste slag falls to the left side of the material distribution device 3 (in this embodiment, according to the right side of the material distribution device 3) due to the centrifugal force of the outer cylinder 209 and its own gravity. Figure 5As shown in the figure, part of the weakly magnetic material gradually falls off below the outer cylinder 24 and falls to the dividing plate 601 , and then falls to the left side of the dividing device 3 along the dividing plate 601 and the fixed inclined plate 605 .

Claims

1. A closed dry separator, comprising a feeder (1) and a magnetic separation assembly (2), characterized in that: It also comprises a mounting frame (3) and a dust cover assembly, wherein the feeder (1) and the magnetic separation assembly (2) are respectively mounted on the inner side of the mounting frame (3), the material input end of the feeder (1) faces the top of the mounting frame (3), and the magnetic separation assembly (2) is located below the material output end of the feeder (1); The dust cover assembly is divided into an observation door plate (401) and a top plate (402); the top of the mounting frame (3) is closed by installing a plurality of the top plates (402); the bottom of the mounting frame (3) is open; the outer peripheral surfaces of the mounting frame (3) other than the top and the bottom are closed by installing a plurality of observation door plates (401); a feed port (403) is provided on the top plate (402) located directly above the material input end of the feeder (1).

2. A closed dry separator according to claim 1, characterized in that: Each of the observation door panels (401) is connected to the installation frame (3) via a hinge.

3. A closed dry separator according to claim 1, characterized in that: Each of the top plates (402) is fixedly connected to the mounting frame (3) via screws.

4. A closed dry separator according to claim 1, characterized in that: A wear-resistant baffle (5) is installed on the inner side of the installation frame (3) near the magnetic separation component (2).

5. A closed dry separator according to claim 1, characterized in that: The magnetic separation component (2) comprises a rotating drive member (201), an active bearing seat (202), a fixed bearing seat (203), an active rotating shaft (204), a central shaft (205), a magnetic system assembly (206), a connecting end cover (207), an inner cylinder (208) and an outer cylinder (209); The rotating drive member (201), the active bearing seat (202) and the fixed bearing seat (203) are respectively installed at the bottom position of the inner side of the installation frame (3); the active rotating shaft (204) is rotatably arranged on the active bearing seat (202); the central axis (205) is arranged on the fixed bearing seat (203); one end of the active rotating shaft (204) is connected to the driving end of the rotating drive member (201); two connecting end covers (207) are provided and are respectively located between the active bearing seat (202) and the fixed bearing seat (203); one of the connecting end covers (207) is located near the active bearing seat (202) and connected to the active rotating shaft The other end of the magnetic system (204) is fixedly connected, a connecting end cover (207) located near the active bearing seat (202) is rotatably connected to one end of the central axis (205), another connecting end cover (207) is located near the fixed bearing seat (203) and is also rotatably connected to the central axis (205), the magnetic system assembly (206) is fixedly arranged on the central axis (205) between the two connecting end covers (207), the inner cylinder (208) is covered on the outside of the magnetic system assembly (206), the two ends of the inner cylinder (208) are respectively fixedly connected to the two connecting end covers (207), and the outer cylinder (209) is covered on the outer circumferential surface of the inner cylinder (208).

6. A closed dry separator according to claim 5, characterized in that: A plurality of scraping strips (210) are provided on the outer peripheral surface of the outer cylinder (209).

7. A closed dry separator according to claim 5, characterized in that: The outer cylinder (209) is divided into two half outer cylinders (2091) fixedly connected by bolts, and the axial cross-section shape of each half outer cylinder (2091) is a semicircular arc.

8. A closed dry separator according to claim 1, characterized in that: The magnetic separation assembly (2) further comprises a material separation assembly (6) arranged below the magnetic separation assembly (2), the material separation assembly (6) comprising a material separation plate (601), a material separation plate mounting support (602), a rotating wrench (603) and a rotating wrench fixing support (604), the material separation plate mounting support (602) being provided with two and respectively fixedly connected to the bottom of the inner side of the mounting frame (3), the material separation plate (601) being located between the two material separation plate mounting supports (602), and rotating shaft portions extending from both ends of the material separation plate (601), and the rotating shaft portion of each material separation plate (601) being respectively connected to an adjacent material separation plate mounting support ( 602) is rotatably connected, the rotating wrench (603) is connected to one of the rotating shaft parts of the dividing plate (601), the rotating wrench fixing seat (604) is installed at the bottom of the inner side of the mounting frame (3) close to the rotating wrench (603), and the rotating wrench fixing seat (604) is provided with an arc guide groove (6041), the middle part of the rotating wrench (603) and the arc guide groove (6041) are penetrated by the same fixing bolt with a nut, and the fixing bolt and the matching nut clamp the middle part of the rotating wrench (603) and the rotating wrench fixing seat (604) to fix.

9. A closed dry separator according to claim 8, characterized in that: A fixed inclined plate (605) is also fixedly connected between the two material dividing plate mounting supports (602), and the fixed inclined plate (605) is located below the material dividing plate (601), and the fixed inclined plate (605) is arranged to be inclined to a horizontal plane.

10. The closed dry separator according to claim 1, characterized in that: The outer periphery of the feed port (403) is provided with a connecting flange portion.

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